8 Digit Pocket Calculator with Slide-On Cover and AntiMicrobial Protection is perfect for school or on-the-go. The extra large 8 digit LCD display with 14mm display digits is easy to read. Built-in AntiMicrobial protection reduces the growth of microbes and bacteria that can cause discoloration and odors. Environmentally friendly calculator is manufactured with 50% recycled plastic. Other functions include: well-spaced keys, percent key, square root key, 3 key independent memory and automatic constants. Operates on hybrid power (solar/battery backup). Includes protective hard-shell slide case. Comparable to the TI-108, and an educational kit is available with free teaching material. 2 year manufacturer´s standard warranty. Bundle of 6 Calculators.